Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 736

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-736 A Arvin CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2024-11-08   
661-736 0 Arvin CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2024-12-13   
661-736 1 Arvin CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2024-12-13   
661-736 2 Arvin CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2024-12-13   
661-736 3 Arvin CA BKFDCA01X2X  6529 T-MOBILE USA, INC. 734   2024-12-13   
661-736 8 Arvin CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2024-11-08   
661-736 9 Arvin CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734   2024-11-08   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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